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\begin{document}
El dominio de la funci\'{o}n $f(x)=\sqrt{2x-5}+\dfrac{1}{x-3}$ es:\medskip
\newline\qquad a) $\left\{  x\in\mathbb{R}\mid\dfrac{5}{2}\leq x,\text{ }%
x\neq3\right\}  $\qquad b) $\left\{  x\in\mathbb{R}\mid x\neq3\right\}
\medskip$\newline$\qquad$c) $\left\{  x\in\mathbb{R}\mid x\geq\dfrac{5}%
{2}\right\}  \qquad$d) $\left\{  x\in\mathbb{R}\mid x>3\right\}  $

El dominio de la funci\'{o}n $f(x)=\sqrt{x-5}+\dfrac{3x}{x-5}$ es:\medskip
\newline\qquad a) $\left\{  x\in\mathbb{R}\mid\text{ }x>5\right\}  $\qquad b)
$\left\{  x\in\mathbb{R}\mid x\geq5\right\}  \medskip$\newline$\qquad$c)
$\left\{  x\in\mathbb{R}\mid x\neq5\right\}  \qquad$d) $\left\{
x\in\mathbb{R}\mid x<5\right\}  $

El dominio de la funci\'{o}n $f(x)=\sqrt{2x-1}+\dfrac{1}{\sqrt{2x-2}}$
es:\medskip\newline\qquad a) $\left\{  x\in\mathbb{R}\mid x>1\right\}  $\qquad
b) $\left\{  x\in\mathbb{R}\mid x>\dfrac{1}{2}\right\}  \medskip$%
\newline$\qquad$c) $\left\{  x\in\mathbb{R}\mid x\neq1\right\}  \qquad$d)
$\left\{  x\in\mathbb{R}\mid x\neq\dfrac{1}{2}\right\}  $

El dominio de la funci\'{o}n $f(x)=\sqrt{2x}+\dfrac{1}{x-\dfrac{2}{3}}$
es:\medskip\newline\qquad a) $\left\{  x\in\mathbb{R}\mid0\leq x,\text{ }%
x\neq\dfrac{2}{3}\right\}  $\qquad b) $\left\{  x\in\mathbb{R}\mid x\neq
\dfrac{2}{3}\right\}  \medskip$\newline$\qquad$c) $\left\{  x\in\mathbb{R}\mid
x\geq\dfrac{2}{3}\right\}  \qquad$d) $\left\{  x\in\mathbb{R}\mid x>0\right\}
$

El dominio de la funci\'{o}n $f(x)=\sqrt{x+2}+\dfrac{1}{x}$ es:\medskip
\newline\qquad a) $\left\{  x\in\mathbb{R}\mid-2\leq x,\text{ }x\neq0\right\}
$\qquad b) $\left\{  x\in\mathbb{R}\mid x\neq0\right\}  \medskip$%
\newline$\qquad$c) $\left\{  x\in\mathbb{R}\mid x\neq0,\text{ }x\neq
-2\right\}  \qquad$d) $\left\{  x\in\mathbb{R}\mid x>-2\right\}  $

El dominio de la funci\'{o}n $f(x)=\dfrac{1}{\sqrt{5x-1}}$ es:\medskip
\newline\qquad a) $\left\{  x\in\mathbb{R}\mid x>\dfrac{1}{5}\right\}  $\qquad
b) $\left\{  x\in\mathbb{R}\mid0\leq x<\dfrac{1}{5},\text{ }x>\dfrac{1}%
{5}\right\}  \medskip$\newline\qquad c) $\left\{  x\in\mathbb{R}\mid
x\geq\dfrac{1}{5}\right\}  $\qquad d) $\left\{  x\in\mathbb{R}\mid
x>0\right\}  $

\begin{enumerate}
\item El dominio de la funci\'{o}n $f(x)=\sqrt{3x-1}+\dfrac{1}{2x-\dfrac{1}%
{2}}$ es:\medskip\newline\qquad a) $\left\{  x\in\mathbb{R}\mid x\geq\dfrac
{1}{3},x\neq\dfrac{1}{4}\right\}  $\qquad b) $\left\{  x\in\mathbb{R}\mid
x\neq\dfrac{1}{4}\right\}  \medskip$\newline\qquad c) $\left\{  x\in
\mathbb{R}\mid0\leq x<\dfrac{1}{4},\text{ }x>\dfrac{1}{3}\right\}  $\qquad d)
$\left\{  x\in\mathbb{R}\mid x>\dfrac{1}{3}\right\}  $

El dominio de la funci\'{o}n $f(x)=\sqrt{2x}-\dfrac{1}{x-\dfrac{1}{2}}$
es:\medskip\newline\qquad a) $\left\{  x\in\mathbb{R}\mid x>0,x\neq\dfrac
{1}{2}\right\}  $\qquad b) $\left\{  x\in\mathbb{R}\mid x\neq\dfrac{1}%
{2}\right\}  \medskip$\newline\qquad c) $\left\{  x\in\mathbb{R}\mid
x\geq\dfrac{1}{2}\right\}  $\qquad d) $\left\{  x\in\mathbb{R}\mid
x>0\right\}  $\newline

El dominio de la funci\'{o}n $f(x)=\sqrt{1-2x}+\dfrac{1}{x+\dfrac{1}{2}}$
es:\medskip\newline\qquad a) $\left\{  x\in\mathbb{R}\mid x\neq-\dfrac{1}%
{2},x\leq\dfrac{1}{2}\right\}  $\qquad b) $\left\{  x\in\mathbb{R}\mid
x\neq-\dfrac{1}{2}\right\}  \medskip$\newline\qquad c) $\left\{
x\in\mathbb{R}\mid x\geq-\dfrac{1}{2}\right\}  $\qquad d) $\left\{
x\in\mathbb{R}\mid x\leq\dfrac{1}{2}\right\}  $

El dominio de la funci\'{o}n $f(x)=\sqrt{2x-1}+\dfrac{1}{3x-1}$ es:\medskip
\newline\qquad a) $\left\{  x\in\mathbb{R}\mid x\neq\dfrac{1}{3},x\geq
\dfrac{1}{2}\right\}  $\qquad b) $\left\{  x\in\mathbb{R}\mid\text{ }0\leq
x<\dfrac{1}{3},\dfrac{1}{3}<x\right\}  \medskip$\newline\qquad c) $\left\{
x\in\mathbb{R}\mid x\neq\dfrac{1}{3}\right\}  $\qquad d) $\left\{
x\in\mathbb{R}\mid x>\dfrac{1}{2}\right\}  $

El dominio de la funci\'{o}n $f(x)=\sqrt{5x+1}-\dfrac{1}{2x-1}$ es:\medskip
\newline\qquad a) $\left\{  x\in\mathbb{R}\mid x\neq\dfrac{1}{5},\text{ }%
x\geq-\dfrac{1}{5}\right\}  $\qquad b) $\left\{  x\in\mathbb{R}\mid
x\neq\dfrac{1}{5}\right\}  $\newline\qquad c) $\left\{  x\in\mathbb{R}\mid
x\geq-\dfrac{1}{5}\right\}  $\qquad d) $\left\{  x\in\mathbb{R}\mid
x>0\right\}  $

El dominio de la funci\'{o}n $f(x)=\sqrt{3x}-\dfrac{1}{5x-1}$ es:\medskip
\newline\qquad a) $\left\{  x\in\mathbb{R}\mid x\neq\dfrac{1}{5}%
,x\geq0\right\}  $\qquad b) $\left\{  x\in\mathbb{R}\mid x\neq\dfrac{1}%
{5}\right\}  \medskip$\newline\qquad c) $\left\{  x\in\mathbb{R}\mid
x\geq0\right\}  $\qquad d) $\left\{  x\in\mathbb{R}\mid0<x<\dfrac{1}{5},\text{
}x>\dfrac{1}{5}\right\}  $

El dominio de la funci\'{o}n $f(x)=\dfrac{3x}{\sqrt{x-2}}$ es:\medskip
\newline\qquad a) $\left\{  x\in\mathbb{R}\mid x>2\right\}  $\qquad b)
$\left\{  x\in\mathbb{R}\mid x\neq2\right\}  \medskip$\newline\qquad c)
$\left\{  x\in\mathbb{R}\mid x<2\right\}  $\qquad d) $\left\{  x\in
\mathbb{R}\mid x\geq2\right\}  $

El dominio de la funci\'{o}n $f(x)=\dfrac{x}{\sqrt{3x-2}}$ es:\medskip
\newline\qquad a) $\left\{  x\in\mathbb{R}\mid x>\dfrac{2}{3}\right\}  $\qquad
b) $\left\{  x\in\mathbb{R}\mid0\leq x<\dfrac{2}{3},\text{ }x>\dfrac{2}%
{3}\right\}  \medskip$\newline\qquad c) $\left\{  x\in\mathbb{R}\mid
x\geq\dfrac{2}{3}\right\}  $\qquad d) $\left\{  x\in\mathbb{R}\mid
x>0\right\}  $

El dominio de la funci\'{o}n $f(x)=\dfrac{x}{\sqrt{5x-1}}$ es:\medskip
\newline\qquad a) $\left\{  x\in\mathbb{R}\mid x>\dfrac{1}{5}\right\}  $\qquad
b) $\left\{  x\in\mathbb{R}\mid x\neq\dfrac{1}{5}\right\}  \medskip$%
\newline\qquad c) $\left\{  x\in\mathbb{R}\mid x\geq\dfrac{1}{5}\right\}
$\qquad d) $\left\{  x\in\mathbb{R}\mid0\leq x<\dfrac{1}{5},\text{ }%
x>\dfrac{1}{5}\right\}  $
\end{enumerate}


\end{document}